DC1729A - Schematic

5
4
3
2
1
REVISION HISTORY
VOUT
RPWRGD
JP2
2
1
4
3
6
5
8
7
10
9
12
11
VOUT
10K
R17
2
4
6
8
10
12
1.5V
R15 19.1K
3.3V
R14 51.1K
HD2X6-079
5V
R13 82.5K
VOUT
JP1
1
3
5
7
9
11
1.2V
R16 13.7K
R7 16.2K
R8 22.1K
R9
HD2X6-079
USER SELECT
R10 90.9K
RPWRGD
U1
LT3086EFE
10
C5
10uF
50V
C1
10uF
50V
1210
SHDN E7
11
R1
100K
12
OPT
IN
OUT
PRODUCTION
EDWIN L.
10-29-13
1V
D
1.5V
3.3V
R20 57.6K
5V
1.1K
USER SELECT
SET
IN
OUT
SHDN
SET
13
TEMP
RPWRGD
R2
OPT
TRACK
7
3
R4
OPT
4
R23
OPT
1. ALL RESISTORS ARE IN OHMS, 0603.
ALL CAPACITORS ARE IN MICROFARADS, 0603.
2. REMOVE JP3 JUMPER WHEN USING CDC
OR FOR SLAVES WHEN USING TRACK.
C3
10nF
R22
OPT
0805
VOUT
ADJ. / 2.1A MAX
E6
GND
JP3
OPT
SET
RPWRGD
E8
TRACK
E9
15
PWRGD
B
R12
VOUT
100k
APPROVALS
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO PCB DES.
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APP ENG.
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
TECHNOLOGY
LT
EDWIN L.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
3
A
40V / 2.1A ADJUSTABLE LDO WITH MONITORING
AND CABLE DROP COMPENSATION
IC NO.
DATE:
REV.
LT3086EFE
N/A
SCALE = NONE
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
TITLE: SCHEMATIC
SIZE
4
C2
22uF
16V
1206
14
CUSTOMER NOTICE
NOTES: UNLESS OTHERWISE SPECIFIED
CSET
2
1
R11
5
GND
GND
GND
PWRGD
9
C4
OPT
GND
GND
R3
357
1
R19
OPT
IMON / ILIM
17
2
IMON / ILIM
8
E4
E5
6
16
E3
5
2
C
R21
TEMP
A
DATE
VOUT
CDC
B
APPROVED
OPT
C
+
DESCRIPTION
R6 12.1K 1.2V
OPT
VIN E1
1.55V - 40V
GND E2
REV
_
R5
1V
R18
D
ECO
2
DEMO CIRCUIT 1729A
Tuesday, October 29, 2013
SHEET 1
2
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